.flex-mian-div{
  display: flex;
}
.flex-comm-div {
  display: flex;
}

body > div {
  min-width: 820px;
  max-width: 80%;
  margin: 0 auto;
  text-align: center;
}

.parent {
  min-height: 678px;
  //background-color: #def;
  border-radius: 8px;
}

.parent .header, .footer {
  display: flex;
  justify-content: center;
  align-content: center;
  flex-direction: column;
}

.parent .header {
  height: 50px;
  margin-bottom: 10px;
  border-top-left-radius: 8px;
  border-top-right-radius: 8px;
  background-color: aqua;
}

.parent .footer {
  height: 50px;
  margin-top: 10px;
  border-bottom-left-radius: 8px;
  border-bottom-right-radius: 8px;
  background-color: rgba(84, 169, 245, 0.5);
}

.parent .child {
  width: 100%;
  height: calc(100% - 120px);
  //background-color: #ff988c;
  background: url("../../images/bg.jpg") no-repeat;
  margin: 0 auto;
  //border: 1px solid;
  //border-radius: 50%;
}

.parent .child > div {
  float: left;
}

.parent .child .child-left {
  width: 10%;
  height: 100%;
  background-color: red;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-content: center;
  flex-direction: column;
  border-top-left-radius: 50%;
  border-bottom-left-radius: 50%;
}

.parent .child .child-center {
  width: 80%;
  height: calc(100% - 2px);
  //background-color: green;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-content: center;
  flex-direction: column;
  border-top: 1px dashed red;
  border-bottom: 1px dashed red;
}

.parent .child .child-right {
  width: 10%;
  height: 100%;
  background-color: blue;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-content: center;
  flex-direction: column;
  border-top-right-radius: 50%;
  border-bottom-right-radius: 50%;
}

.clear {
  clear: both;
}

.header ul li {
  float: left;
  height: 50px;
  padding: 0 20px;
  line-height: 50px;
}

.header ul {
  height: 100%;
}

.header ul li:first-child {
  border-top-left-radius: 6px;
}

.header ul li:hover {
  /*background-color: antiquewhite;*/
  transition: 0.5s ease-in-out;
  animation: 0.5s rainbow forwards;
  cursor: pointer;
}

@keyframes rainbow {
  0% {
    background: aqua;
    background-clip: content-box
  }
  100% {
    background: antiquewhite;
    background-clip: padding-box
  }
}
.multi_ellipsis {
  overflow: hidden;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  line-height: 24px;
  height: 72px;
}
img{
  width: 100%;
}